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Mathematics, 15.07.2019 01:10 ballin3294

The stopping distance for a boat in calm water is modelled by the function d(v) = 0.004v2 + 0.2v + 6, where d(v) is in metres and v is in kilometres per hour.
a. what is the stopping distance if the speed is 10km/h?
b. what is the initial speed of the boat if it takes 11.6m to stop?
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The stopping distance for a boat in calm water is modelled by the function d(v) = 0.004v2 + 0.2v + 6...

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